Applied Math 40S – Stats Outcomes

These are the specific outcomes of this unit. (i.e. you need to be able to do all this by the end of the unit)

Tut 3-1 – Binomial Distributions

• Difference between mean, median , mode – how to calculate from data list and frequency table
  
• Determine a binomial distribution using binompdf command. Interpret results
  
• Identify a binomial and uniform distribution
  

Tut 3- 2 Standard Deviations

• Understand what standard deviation refers to
  
• Calculate mean and standard deviation of a binomial distribution
  

       and
  

• Interpret standard deviation (i.e what does it mean in that situation?)
  

Tut 3-3 Normal Distribution

• Properties of normal distribution – classify a distribution as normal or not
  
  • 68 – 95 – 99 rule
    
• Problems with a normal distribution (e.g Cadbury egg type problems)
  

  
   

Tut 3-4 Standard Normal Distribution

• Properties of standard normal distribution
  
• Calculate z-scores ( ) and interpret results (comparing data like SAT scores)
  
• Use ShadeNorm and InvNorm
  
• Problems with Standard Normal Distribution
  

Tut 3 -5 Normal Approximation to Binomial Distribution

• rule
  
• Solve binomial distributions questions with a normal approximation
  

Tut 3-6 Confidence Intervals

• Calculate 90 , 95 or 99 % confidence intervals
  
  • Use , , or 1PropZ-Int
    
• Interpret a confidence interval (Describe what it means)